Motorists drive through a highway construction zone in Little Rock. Arkansas' sales tax on most items increased by half a cent starting Monday under an effort to raise more cash for the state's highway system, but transportation officials and advocates say a longer term solution is needed for road funding. (ASSOCIATED PRESS / Danny Johnston)

LITTLE ROCK (AP) — Four work zones will greet Arkansas motorists on major state highways during the Fourth of July holiday weekend, but state highway officials said Tuesday that Interstate 40 between Little Rock and Memphis will have all lanes open after months of construction work.

“We understand that travel is very important during the holidays. That’s why we are limiting work zones as much as possible,” Scott Bennett, the director of the state Department of Highways and Transportation, said in a statement.

Traffic on I-40 near Hazen has been snarled since last year because of construction around the White River bridge. All four lanes will be open on I-40 through eastern Arkansas but major thoroughfares will remain down to one lane in each direction at four other locations: